Millions of Cubans awoke on Sunday to find their homes still without power after another partial grid failure overnight, deepening a crisis that has raised questions over the viability of the government's efforts to reestablish electrical service.

Millions of Cubans awoke on Sunday to find their homes still without power after another partial grid failure overnight, deepening a crisis that has raised questions over the viability of the government's efforts to reestablish electrical service.

Just 16 percent of the country had power restored when the aging energy grid again overloaded.

Cuba Energy Minister Vicente de la O Levy said the country had 500 megawatts in its electrical grid early on Saturday, compared to the three gigawatts that are normally generated. He posted on the social media platform X that “several substations in the west now have electricity.”

HAVANA - Millions of Cubans remained without power for a third day in a row Sunday after fresh attempts to restore electricity failed overnight. The Cuban Electrical Union said about 16% of the country had had power restored when the aging energy grid again overloaded late Saturday. Officials did not provide an update to CNN on when service would be reestablished. More than 216,000 people in the capital of Havana, a city of two million, had power restored Sunday afternoon, according to the local state-run power company. At a news conference on Sunday, Energy and Mines Minister Vicente de la O Levy said 52,000 power workers were trying to restore service but the arrival of Hurricane Oscar in eastern Cuba would likely hamper their efforts. Later on Sunday, Cuba’s power grid collapsed again, the fourth time electricity has been lost on the island since Friday. Hurricane Oscar made its first landfall on Inagua Island in The Bahamas, with maximum estimated sustained winds of 80 mph, according to the 5 a.m. EDT update…